Commit 876963c4e12d6953c2295f0d40de5795d7b2feb1

Authored by aarnaude
1 parent 8ebe9c5f

threading sur les FDs avec le clavier maitre MIDI

Showing 2 changed files with 165 additions and 0 deletions   Show diff stats
dico_akai.py 0 → 100644
@@ -0,0 +1,79 @@ @@ -0,0 +1,79 @@
  1 +midi_note={}
  2 +
  3 +midi_note[0]=262
  4 +midi_note[1]=277
  5 +midi_note[2]=294
  6 +midi_note[3]=311
  7 +midi_note[4]=330
  8 +midi_note[5]=349
  9 +midi_note[6]=370
  10 +midi_note[7]=392
  11 +midi_note[8]=415
  12 +midi_note[9]=440
  13 +midi_note[10]=466
  14 +midi_note[11]=494
  15 +midi_note[12]=523
  16 +midi_note[13]=554
  17 +midi_note[14]=587
  18 +midi_note[15]=622
  19 +midi_note[16]=659
  20 +midi_note[17]=698
  21 +midi_note[18]=740
  22 +midi_note[19]=784
  23 +midi_note[20]=831
  24 +midi_note[21]=880
  25 +midi_note[22]=932
  26 +midi_note[23]=988
  27 +midi_note[24]=1046
  28 +midi_note[25]=1109
  29 +midi_note[26]=1175
  30 +midi_note[27]=1244
  31 +midi_note[28]=1318
  32 +midi_note[29]=1397
  33 +midi_note[30]=1480
  34 +midi_note[31]=1568
  35 +midi_note[32]=1661
  36 +midi_note[33]=1760
  37 +midi_note[34]=1865
  38 +midi_note[35]=1975
  39 +midi_note[36]=2093
  40 +midi_note[37]=2217
  41 +midi_note[38]=2349
  42 +midi_note[39]=2489
  43 +midi_note[40]=2637
  44 +midi_note[41]=2794
  45 +midi_note[42]=2960
  46 +midi_note[43]=3136
  47 +midi_note[44]=3322
  48 +midi_note[45]=3520
  49 +midi_note[46]=3729
  50 +midi_note[47]=3951
  51 +midi_note[48]=4186
  52 +midi_note[49]=4435
  53 +midi_note[50]=4698
  54 +midi_note[51]=4978
  55 +midi_note[52]=5274
  56 +midi_note[53]=5588
  57 +midi_note[54]=5920
  58 +midi_note[55]=6272
  59 +midi_note[56]=6645
  60 +midi_note[57]=7040
  61 +midi_note[58]=7458
  62 +midi_note[59]=7902
  63 +midi_note[60]=8372
  64 +midi_note[61]=8870
  65 +midi_note[62]=9396
  66 +midi_note[63]=9956
  67 +midi_note[64]=10548
  68 +midi_note[65]=11176
  69 +midi_note[66]=11840
  70 +midi_note[67]=12544
  71 +midi_note[68]=13290
  72 +midi_note[69]=14080
  73 +midi_note[70]=14918
  74 +midi_note[71]=15804
  75 +midi_note[72]=16744
  76 +midi_note[73]=17740
  77 +midi_note[74]=18792
  78 +midi_note[75]=19912
  79 +midi_note[76]=21098
test2.py 0 → 100644
@@ -0,0 +1,86 @@ @@ -0,0 +1,86 @@
  1 +from ctypes import *
  2 +from RPi import GPIO
  3 +from threading import Thread
  4 +from threading import Event
  5 +import dico_akai
  6 +import ctypes as ct
  7 +import signal
  8 +import sys
  9 +
  10 +_lib = ct.cdll.LoadLibrary("./libanalysemidi.so")
  11 +
  12 +class Evenement(Structure):
  13 + _fields_ = [("type", ct.c_int),("note", ct.c_int), ("velocity",ct.c_int)]
  14 +
  15 +_lib.wait_event.restype = Evenement
  16 +
  17 +class FD(Thread):
  18 +
  19 + def __init__(self, pin):
  20 + Thread.__init__(self);
  21 + self.pin = pin
  22 + self.running = False
  23 +
  24 + def run(self):
  25 + p = GPIO.PWM(self.pin,1)
  26 + p.start(50)
  27 + self.running = True
  28 + while self.running:
  29 + e.wait()
  30 + if r.type == 0:
  31 + p.ChangeFrequency(dico_akai.midi_note[r.note])
  32 + if r.type == 1:
  33 + p.ChangeFrequency(1)
  34 + e.clear()
  35 +
  36 + def stop(self):
  37 + self.running = False
  38 +
  39 +def fin_du_live(signal, frame):
  40 + print("fin du live")
  41 + e.set()
  42 + fd1.stop()
  43 + fd2.stop()
  44 + fd1.join()
  45 + fd2.join()
  46 + GPIO.cleanup()
  47 + _lib.close()
  48 + sys.exit(0)
  49 +
  50 +signal.signal(signal.SIGINT, fin_du_live)
  51 +_lib.recup_num()
  52 +_lib.init_seq()
  53 +_lib.create_port()
  54 +_lib.connect_port()
  55 +#Initialisation des FDs
  56 +GPIO.setmode(GPIO.BCM)
  57 +#FD1
  58 +GPIO.setup(23,GPIO.OUT)
  59 +GPIO.setup(24,GPIO.OUT)
  60 +GPIO.setup(25,GPIO.OUT)
  61 +#FD2
  62 +GPIO.setup(16,GPIO.OUT)
  63 +GPIO.setup(20,GPIO.OUT)
  64 +GPIO.setup(21,GPIO.OUT)
  65 +#PWM
  66 +GPIO.setup(18,GPIO.OUT)
  67 +GPIO.setup(13,GPIO.OUT)
  68 +#Act FD1
  69 +GPIO.output(23,GPIO.LOW)
  70 +GPIO.output(24,GPIO.LOW)
  71 +GPIO.output(25,GPIO.LOW)
  72 +#Act FD2
  73 +GPIO.output(16,GPIO.LOW)
  74 +GPIO.output(20,GPIO.LOW)
  75 +GPIO.output(21,GPIO.LOW)
  76 +
  77 +r = _lib.wait_event()
  78 +e = Event()
  79 +
  80 +fd1 = FD(13)
  81 +fd2 = FD(18)
  82 +fd1.start()
  83 +fd2.start()
  84 +while(True):
  85 + r = _lib.wait_event()
  86 + e.set()